Pub. 1147 - Rev. 7 SEPTEMBER 2004
33
Mechanical Dock Leveler Hydraulic Conversion
3
.
Once below dock loading or end loading is
complete, push and hold the RAISE button on the
control box until the leveler is 6” to 10” above dock
level. Release the RAISE button. The leveler returns
to it's normal, stored position with the lip resting
securely in the keepers.
Routine maintenance is required to keep your leveler
functioning properly. Be sure to check the hydraulic fluid
level when servicing your leveler. When adding fluid to
the hydraulic system, only use MIL-H-5606 hydraulic
fluid or equal.
LUBRICATION
1. Barricade the leveler off to all forms of traffic.
2. Raise the leveler to the fully raised position. Secure
the leveler by inserting the top of the SAFE-T-
STRUT
TM
through the pre-drilled hole in the lip, then
securely fitting the bottom of the SAFE-T-STRUT
TM
onto the SAFE-T-STRUT
TM
base.
3. Shut off power at the disconnect switch and
lockout/tagout according to OSHA regulations.
4. Remove all debris from the leveler and pit. Be sure
the hinge section of the lip and platform is clean.
NOTE
Lubrication to be performed every 30 days.
5. Use SAE 30 wt. oil on rear hinge pins, clevis pins,
and all moving parts,(hinge tube). Do not lubricate
cylinder pins with oil. see Figure 34.
6. Grease each lip/ramp spool if equipped with optional
automotive type grease fittings and main cylinder top
pin.
7. Inspect all welds for structural integrity.
MAINTENANCE
FIGURE 34
Lubrication to be preformed
every 30 days.
1. SAE 30 Oil - On rear hinge
pins, clevis pins and all
moving parts and each lip
and ramp spool (hinge tube)
except cylinder pins.
2. Lubricate lip as appropriate.
3. Anti-seize lubricant on lower
cylinder clevis pin, and lip
cylinder lugs.
Lubricate all hinges
1
1
2
2
2
2
2
2
2
2
2
2
2
3
•
DO NOT work under any leveler without
barricading the leveler and the work area
•
DO NOT work under any leveler without firmly
supporting the platform and lip with the
SAFE-T-STRUT
TM
.
WARNING